Research Article
Application of HPLC for the Simultaneous Determination of Paracetamol, Chlorzoxazone, and Nimesulide in Pharmaceutical Dosage Form
Table 1
Linear regression data for calibration curves (
).
| Parameters | PCM | CHZ | NIM |
| Linearity range (g mL−1) | 32.5–65.0 | 37.5–75.0 | 10.0–20.0 | Slope ± standard error | 37777 ± 509.8 | 19922 ± 308.7 | 23690 ± 292.3 | Intercept ± standard error | −51075 ± 25490 | −33423 ± 17810 | −10637 ± 4497 | Confidence limit of slopea | 36360 to 39190 | 19060 to 20780 | 22880 to 24500 | Confidence limit of intercepta | −58150 to −44000 | −38370 to −28480 | −11890 to −9389 | | 0.9993 | 0.9990 | 0.9994 | | 13860 | 9687 | 2446 |
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a95% confidence intervals.
bStandard deviation of residuals from line.
|